What is the i) boiling point of water, ii) melting point of water
100° C , 32°C
0°C, 100°C
100°C, 0°C
140°C , 10°C
_______ % is available as freshwater on the surface of Earth
0.01%
0.1%
0.15%
1.1%
Water constantly circulates between the earth and air. This is called the ________.
water cycle
Air cycle
Ground water
Water Table
Rainwater harvesting lowers the water table
True
False
Causes of Depletion of water table
Rise in Population
High rainfalls
Rainwater Harvesting
Water conservation
Which method irrigation saves water
drip irrigation
hrdroponics
water cycle
border strip irrigation
“Every Drop Counts” is a slogan related to
counting of drops of any liquid
counting of water drops
importance of water
importance of counting
Water cycle does not involve which of the following?
Evaporation
Condensation
Formation of clouds
Rainwater harvesting
The water table varies from place to place and it may even change at a given place.
True
False
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